Value of normal atmospheric pressure at sea level at 0°C is______?

Related Mcqs:

1. Gypsum is______?

   A. CaSO4
   B. CaSO4.1/2H2O
   C. CaSO4,2H2O
   D. CaSO4.3H2O

   Submitted by: Muhammad Ali Kunbhar

2. The type of hybridisation of boron in diborane is______?

   A. Sp- hybridisation
   B. Sp2- hybridisation
   C. Sp3- hybridisation
   D. Sp3d2- hybridisation

   Submitted by: Muhammad Ali Kunbhar

3. For a reaction involving only gases at 25?C the equilibrium constant can be expressed in terms of molarity Ke or partial pressure Kp. Which is true about the numerical value of Kp ?

   A. Kc is generally greaer than Kp
   B. Kc is generally less than Kp
   C. Kc is generally equal to Kp
   D. Kc is equal to Kp if the total moles of reactants and products are equal

4. For a given mass of a gas at constant temperature, if the value V becomes 3 times, the pressure will becomes__________?

   A. 3P
   B. P/3
   C. 3P/T
   D. 6P

   Submitted by: Muhammad Ali Kunbhar

5. An element having low value of ionization energy and low value of electron affinity is likely to belong to__________________?

   A. Group IA
   B. Group IB
   C. Group VIIA
   D. Group VIII

6. The average salinity of sea water is________?

   A. 3%
   B. 3.5%
   C. 2.5%
   D. 2%

   Submitted by: Muhammad Ali Kunbhar

7. The nutrients which are required in very small amount for the normal growth of plants are called_________________?

   A. nitrogenous fertilizers
   B. micronutrients
   C. phosphorus fertilizer
   D. all of the above

8. Seventh period contains _________________ normal elements ?

   A. 2
   B. 4
   C. 6
   D. 8

9. Which element is necessary for normal leaf development ?

   A. Si
   B. Ba
   C. Mg
   D. Ca

10. Which one of the following alkali metals forms only normal oxide when it reacts with O2 ?

    A. Lithium
    B. Sodium
    C. Potassium
    D. Rubidium